Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

"Only the devil could play golf here."

This old mining town, deep in the California desert, has a year-round population of one.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

A massive hydrovolcanic explosion left a half-mile wide crater in Death Valley.

The hundreds of movies and television shows shot in this high desert town are commemorated in a unique museum.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

Potential high level nuclear waste storage site for the next 10,000 years and beyond.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

This massive crater in the middle of nowhere was used to train astronauts for moon landings.

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

An eatery for UFO seekers on the Extraterrestrial Highway.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

Dig for your own trilobites in this goldmine of invertebrates.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

If you want to take a peek at Area 51, this is legally as close as you're going to get.

A Mars simulation in the southern Utah desert.